Results 31 to 40 of about 615,163 (297)

Enabling Long Term, Shelf‐Stable Perovskite Solar Cells: Alumina Barriers to Protect Perovskite Devices from Moisture and Oxygen

Advanced Energy Materials, EarlyView.
This study reports a packaging strategy for perovskite photovoltaic devices using atomic layer deposition (ALD) of aluminum oxide. Through optimization of deposition temperature and oxidant chemistry, researchers develop a 50 nm barrier layer with superior water vapor (WVTR) and oxygen transmission rates (OTR).
Melissa A. Davis, Kelly Schutt, Duong Nguyen Minh, Xinwen Zhang, Chenchao Xie, Ross A. Kerner, Tianran Liu, Matthew O. Reese, Laura T. Schelhas, Michael D. Kempe, Axel F. Palmstrom, Joseph M. Luther   +11 more
wiley   +1 more source

Temporal dynamics of payment choices: Unraveling the interplay between time preferences and credit card utilization in Japan

Cogent Economics & Finance
This study investigates whether the present bias influences the payment behavior of credit card holders in Japan. We hypothesize that credit card holders with present bias prefer to delay bill payment, even at the cost of accepting interest charges.
Yu Kuramoto, Koichiro Takeuchi, Honoka Nabeshima, Sarasa Nakamichi, Mostafa Saidur Rahim Khan, Yoshihiko Kadoya   +5 more
doaj   +1 more source

The accounting treatment of credit card rewards programmes: a South African perspective (Part 2)

Journal of Economic and Financial Sciences, 2017
Most credit card issuers offer their card holders participation in a customer loyalty programme. On 1 July 2007 the IASB issued IFRIC 13 Customer Loyalty Programmes to give specific guidance to suppliers on the accounting treatment of customer loyalty ...
Sophia Brink
doaj   +1 more source

VAE+DDPG: An Attention‐Enhanced Variational Autoencoder for Deep Reinforcement Learning‐Based Autonomous Navigation in Low‐Light Environments

Advanced Intelligent Systems, EarlyView.
Variational Autoencoder+Deep Deterministic Policy Gradient addresses low‐light failures of infrared depth sensing for indoor robot navigation. Stage 1 pretrains an attention‐enhanced Variational Autoencoder (Convolutional Block Attention Module+Feature Pyramid Network) to map dark depth frames to a well‐lit reconstruction, yielding a 128‐D latent code ...
Uiseok Lee, Chanhong Hwang, Hyunseok Kang, Yechan Park, Hangwoo Jin, Tuan Anh Nguyen, Eunmi Choi, Dugki Min   +7 more
wiley   +1 more source

Owning Home, Finding Belonging: Relational Meanings of Homeownership for Migrant Healthcare Workers in Australia

Australian Journal of Social Issues, EarlyView.
ABSTRACT Migrant healthcare workers in Australia find themselves at the centre of three intersecting concerns, often presented as ‘crises’ in contemporary discourse: the ‘care crisis’, the ‘housing crisis’ and the ‘migration crisis.’ Yet their own perspectives on these issues are rarely foregrounded. This paper explores the role of homeownership in the
Leah Williams Veazey
wiley   +1 more source

Research on credit card transaction security supervision based on PU learning

网络与信息安全学报, 2023
The complex and ever-evolving nature of credit card cash out methods and the emergence of various forms of fake transactions present challenges in obtaining accurate transaction information during customer interactions.In order to develop an accurate ...
Renfeng CHEN, Hongbin ZHU
doaj   +3 more sources

Comparative analysis of binary and one-class classification techniques for credit card fraud data

Journal of Big Data, 2023
The yearly increase in incidents of credit card fraud can be attributed to the rapid growth of e-commerce. To address this issue, effective fraud detection methods are essential. Our research focuses on the Credit Card Fraud Detection Dataset, which is a
Joffrey L. Leevy, John Hancock, Taghi M. Khoshgoftaar   +2 more
doaj   +1 more source

Promoting engagement in embryology through gamified student‐developed small group sessions

Anatomical Sciences Education, EarlyView.
Abstract Learning embryology is often challenging for students as it requires conceptualizing morphological changes to embryologic structures across time. To further complicate the process, while some structures transition to permanent structures, others disappear or degenerate.
Jessica N. Byram, Sabrina C. Woods, Elizabeth R. Agosto   +2 more
wiley   +1 more source

Comparison of Hierarchical, K-Means and DBSCAN Clustering Methods for Credit Card Customer Segmentation Analysis Based on Expenditure Level

Journal of Applied Informatics and Computing, 2023
The amount of data from credit card users is increasing from year to year. Credit cards are an important need for people to make payments. The increasing number of credit card users is because it is considered more effective and efficient.
Hafid Ramadhan, Mohammad Rizal Abdan Kamaludin, Muhammad Alfan Nasrullah, Dwi Rolliawati   +3 more
doaj   +1 more source

‘Where are the adults?’: Troubling child‐activism and children's political participation

British Educational Research Journal, EarlyView.
Abstract Children's political participation is a well‐established theme in childhood studies. In this article we offer an original account of child activism that takes into account the entangled and emergent aspect of children as activists. We begin with a historical and a conceptual review, noting the importance of mid‐20th century developments such ...
Sharon Hunter, Claire Cassidy
wiley   +1 more source